From 9d4ea146b66282e4cee6aedc8e0f27db3561d9a3 Mon Sep 17 00:00:00 2001 From: Timidger Date: Sun, 21 Jan 2018 15:37:23 -0500 Subject: [PATCH] Added crtc null check for other drm funcs --- backend/drm/drm.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/backend/drm/drm.c b/backend/drm/drm.c index 30eb1256..c3cdd9f8 100644 --- a/backend/drm/drm.c +++ b/backend/drm/drm.c @@ -193,6 +193,9 @@ static void wlr_drm_connector_swap_buffers(struct wlr_output *output) { struct wlr_drm_backend *drm = (struct wlr_drm_backend *)output->backend; struct wlr_drm_crtc *crtc = conn->crtc; + if (!crtc) { + return; + } struct wlr_drm_plane *plane = crtc->primary; struct gbm_bo *bo = wlr_drm_surface_swap_buffers(&plane->surf); @@ -230,6 +233,9 @@ void wlr_drm_connector_start_renderer(struct wlr_drm_connector *conn) { struct wlr_drm_backend *drm = (struct wlr_drm_backend *)conn->output.backend; struct wlr_drm_crtc *crtc = conn->crtc; + if (!crtc) { + return; + } struct wlr_drm_plane *plane = crtc->primary; struct gbm_bo *bo = wlr_drm_surface_get_front( @@ -450,6 +456,9 @@ static bool wlr_drm_connector_set_mode(struct wlr_output *output, } struct wlr_drm_crtc *crtc = conn->crtc; + if (!crtc) { + return false; + } wlr_log(L_DEBUG, "%s: crtc=%ju ovr=%jd pri=%jd cur=%jd", conn->output.name, crtc - drm->crtcs, crtc->overlay ? crtc->overlay - drm->overlay_planes : -1,